*{
    padding: 0;
    margin: 0;
}
html,
body { 
    width: 100%;
    height: 100%;
    background: #212121;
    text-align: center; 
    font: 12px "微软雅黑"; 
    overflow: hidden;
}
a{
    font-size: 26px;
    font-weight: 600;
    color: #fff;
}
